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The Bits and Bytes of Networking > M5: Protocols for IoT > Flashcards

M5: Protocols for IoT Flashcards

1
Q

What will help me select appropriate network protocols for internet of things applications?

A

understanding the properties of wireless internet of things networks

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2
Q

how can internet of things devices connect to the internet?

A

wired and wireless methods

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3
Q

what is a pan?

A

Personal area network

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4
Q

where do network protocols connect for internet of things?

A

osi physical layer

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5
Q

what are network protocols that most internet of things devices can use at least one of?

A

wireless fidelity (wi-fi)
IEEE 802.15.4
thread
Z-wave
wireless mesh network (WMN)
Bluetooth
near- field communication (NFC)
long range wide area network LoRaWan)

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6
Q

what’s the familiar brand named for IEEE 802.11 standard for wireless

A

Wi-Fi

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7
Q

what’s the most common wireless protocol across the world?

A

lisa

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8
Q

what’s a great option when needing to integrate internet of things devices into an existing IP network that is connected to the internet?

A

Wi-Fi

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9
Q

what protocol can support up to five hundred Mbps data transfer speeds?

A

Wi-fi

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10
Q

what networks often include a hub or a control system that uses wifi to facilitate wireless networking

A

internet of things

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11
Q

what frequency on wifi can experience congestion due to a limited number of channels, and is more likely to experience interference from other nearby devices using the same frequency like microwaves?

A

2.4 GHz

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12
Q

that life I frequency provides a stronger signal and has more channels to handle more traffic, but has a limited range?

A

5 GHz

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13
Q

what internet of things accessible protocol is an inexpensive, low power wireless access technology intended for internet of things that operate on battery power?

A

IEEE 802.15.4

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14
Q

what radio band frequencies does IEEE 802.15.4 use?

A

2.4 or lower

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15
Q

what is IEEE 802.15.4 normally used for?

A

low-rate wireless personal area networks (LR-WPAN)

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16
Q

what bit encryption does IEEE 802.15.4 use?

A

128 bit

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17
Q

What protocol is ZigBee an example of?

A

IEEE 802.15.4

18
Q

What is an LR-WPAN intended for smart home use, that is also being adopted globally for commercial internet of things projects, includes a universal language that facilitates the interoperability of smart objects through self healing mesh networks, and has networks that can be accessed through wifi or Bluetooth

A

ZigBee`

19
Q

what internet of things accessible protocol has a low latency wildish mess networking protocol based on IPv6 addressing and existing open standards and technologies? this makes it network compatible with a broad spectrum of internet of things ecosystems.

A

Thread

20
Q

what types of devices do not use proprietary gateways or translators, making them inexpensive and easier to implement and maintain than other wireless technologies? also used by the google nest hub max

A

Thread

21
Q

what is an interoperable wildish mesh protocol that is based on low powered radio frequency communications?

A

Z-wave

22
Q

what protocol uses RF signal on the 908.2NHz frequency banding extends over 330 feet?

A

Z-wave

23
Q

what protocol allows users to control and monitor internet of things smart devices, is inexpensive reliable and simple to use, supports a close network for security purposes, and over numbs three thousand three hundred types and models of home and business internet of things devices are certified to use it, with more than one hundred million devices in use worldwide?

A

z-wave

24
Q

what networks are used by many popular wireless internet of things network protocols like Zigbee and z-wave for device communication, use less power than other wireless connectivity options, and is a decentralized network of connected wireless axis points also called nodes?

A

Wireless Mesh Network, WMN

25
Q

what do you call it when a network can recover on its own when a node fails?

A

the network is self healing

26
Q

what does each wireless access point node in wireless mesh network due until the data reaches its destination?

A

each node forwards data to the next node

27
Q

what do good nodes do to data to exclude a failed node?

A

reroute

28
Q

what network protocol type is a good option for high reliability and low power consumption, which is amazing for battery powered internet of thing devices

A

Wireless Mesh Network

29
Q

what kind of mesh network can every node communicate with all the other nodes in the network?

A

full mesh

30
Q

what kind of mesh network can nodes only communicate with nearby nodes

A

partial mesh

31
Q

what network protocol type for internet things is a widely eased wireless network that operates at 2.45 GHz frequency band and facilitates up 3 Mbps connections among computing and internet of things devices, with a range of up to 100 feet (30.6 meter) and can accommodate multiple paired connections?

A

Bluetooth

32
Q

what internet of things network protocol is a good choice for creating a short distance wireless connection between its enabled devices?

A

Bluetooth

33
Q

what network protocol is often used by computing devices to manage configure control, and/or collect small amount of data from one or more close range IoT devices? Ex: smart home lightning or thermostat internet things devices from a smartphone

A

Bluetooth

34
Q

what networking protocol for internet of things is a short range, low data, wireless communication protocol that operates on the 13.56 MHz radiofrequency?

A

near field communication (NFC)

35
Q

what network protocol for internet of things requires a physical chip or tag to be embedded in the internet of things device, which chips are commonly found in credit and debit cards, id badges, passports, wallet apps on smartphones, and more?

A

near field communication

36
Q

what is used to read a chip for near field’s communication?

A

a contactless scanner, like a POS, point of sale device.

37
Q

what does near fields communication connection often require for distance?

A

2-8 inches of the scanner

38
Q

what can criminals carry into a crowded area to pick up NFC chip data from items like credit cards?

A

a portable NFC scanner

39
Q

what does short distance range of workability for near field communication help with?

A

security

40
Q

how can people protect themselves from data theft of near field communication devices?

A

your cards should be placed inside special NFC/RFID sleeves that make the chips unreadable until they are removed from the sleeves.

41
Q

what may also be used in the pairing process for Bluetooth connections?

A

nFC technology

42
Q

what internet of things networking protocol is an open source networking protocol designed to connect battery powered wireless internet of things devices to the internet for widely dispersed networks?

A

Long Range Wide Area Network (LoRaWan)

The Bits and Bytes of Networking (32 decks)

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